Martins: "I scored six goals during December last year, and remember I was in really good form.
Martins Goodbye Pledge!
"We won four games I and scored in each of them, twice against Blackburn and Watford.
"I also started this month very well with my goals against Blackburn and Birmingham, and again I feel good. I am very happy to be playing in the team every week and I know my job is to score goals.
"Hopefully, before the African Cup of Nations I will add some more to the seven I have already this season."
Nigeria have been drawn with Mali, Ivory Coast and Benin in their African Nations Cup group.